.box{
    margin: 0 auto;
    width: 700px;
}
h3{
    font-size:28px;
    padding: 0px 66px;
}
p{
    color: green;
    font-size:20px;
    padding: 0px 60px;
    font-family: 宋体;
}
.fl{
    float: left;
}
img{
    height: 300px;
    width: 250px;
    border-radius: 40px;
    box-shadow: 10px 10px 6px gray;
}